Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880572 | Un-natural ceramide related compounds and preparation thereof | Shuji Fujita, Masayoshi Ito, Yoshiyasu Shitori, Tomoya Ogawa | 1989-11-14 |
| 4797477 | Process for preparing sialic acid derivatives | Yoichiro Tani, Youzi Matsuzaki, Masayoshi Ito, Yoshiyasu Shitori, Tomoya Ogawa | 1989-01-10 |